A 3-sided figure is called a triangle.
A six-sided plane figure is called a hexagon.
The name of a four sided figure (or shape) is called a Square. :)
An eight sided shape is called an octagon.
It is called a Do-decagon.
A 3-sided figure is called a triangle.
Triangle
In 2 dimensions, a regular 5 sided figure is a pentagon. In 3 dimensions, there is no regular sided 5 sided figure. The tetrahedron is a regular 4 sided figure and a cube is a regular 6 sided figure.
An eight sided figure is called an octagon.
A four sided figure is called a quadrilateral.
A 12-sided figure is called a dodecagon.
A seven sided figure is called a heptagon.
A six-sided plane figure is called a hexagon.
A six-sided plane figure is called a hexagon.
Square pyramid.
A 12 sided figure is called a dodecagon. A 3-dimensional shape with 12 faces is called a dodecahedron.
A six sided figure is called a hexagon.